How to determine complementary colors?
What are the different color models?

Determine Complementary Color

140 color names
216 web safe colors
2040 RAL colors
200 shades of gray

The complementary color of #42C9FF is the color #FF7842

The HSL model was used to determine the complementary color

Input Color


HEX #42C9FF
RGB 66, 201, 255
CMYK 74%, 21%, 0%, 0%
HSL 197.14°, 100%, 62.94%

Complementary Color


HEX #FF7842
RGB 255, 120, 66
CMYK 0%, 53%, 74%, 0%
HSL 17.14°, 100%, 62.94%

Complementary color scheme

#FF7842
#C9FF42
#42FF78
#42C9FF
#7842FF